Tire tread



FIG. 1 is a perspective view of a tire tread showing my new design, it being understood that the tread pattern is repeated throughout the circumference thereof as shown schematically by solid lines; and,

FIG. 2 is an enlarged fragmentary developed plan view thereof.

The broken line showing the tire sidewall in FIG. 1 of the drawings is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 